Flight OddsUA5503 IAH → BHM
United Airlines · Houston, TX to Birmingham, AL · 32 flights observed, 2026-01-07 to 2026-02-10 · 562 mi
UA5503 covers more than one route in the data window — the stats below are for IAH → BHM, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
87%
Median delay
-7 min
90th percentile
+18 min
Cancellation rate
3%
How often is UA5503 on time?
Across 32 flights on IAH → BHM from 2026-01-07 to 2026-02-10, UA5503 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -7 min, and the worst 10% of flights arrived +18 min or later. 3% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 27 | 87% |
| 16-30 min | 1 | 3% |
| 31-60 min | 1 | 3% |
| 61-120 min | 1 | 3% |
| 2+ hrs | 1 | 3% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-01 | 24 | 88% | +2 min |
| 2026-02 | 7 | 86% | -1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 5 | 100% |
| Wed | 4 | 100% |
| Thu | 5 | 100% |
| Fri | 5 | 80% |
| Sat | 4 | 75% |
| Sun | 3 | 67% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…